<template>
  <div>
    <!-- 面包屑导航区域 -->
    <el-breadcrumb separator-class="el-icon-arrow-right">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item>用户管理</el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <!-- 卡片视图区域 -->
    <el-card>
      <!-- 搜索与添加区域 -->
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            placeholder="请输入内容"
            v-model="queryInfo.query"
            clearable
            @clear="getUserlist"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserlist"
            ></el-button> </el-input
        ></el-col>

        <el-col :span="4">
          <el-button type="primary" @click="adDialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>
      <!-- 用户列表区域 -->
      <el-table :data="userlist" border stripe="">
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChanged(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改信息 -->

            <el-tooltip
              effect="dark"
              content="修改信息"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="primary"
                icon="el-icon-edit"
                size="mini"
                @click="showEditDialog(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 删除按钮 -->

            <el-tooltip
              effect="dark"
              content="删除角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="danger"
                icon="el-icon-delete"
                size="mini" @click="removeUserById(scope.row.id)"
              ></el-button>
            </el-tooltip>
            <!-- 分配角色 -->
            <el-tooltip
              effect="dark"
              content="分配角色"
              placement="top"
              :enterable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setrole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 3, 4]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
      </el-pagination>
    </el-card>
    <!-- 用户添加区域 -->
    <el-dialog
      title="添加用户"
      :visible.sync="adDialogVisible"
      width="50%"
      @close="addDialogClosed"
    >
      <!-- 内容主体 -->
      <el-form
        :model="addForm"
        :rules="addFoemRules"
        ref="addFormRef"
        label-width="80px"
      >
        <el-form-item label="用户名称" prop="username">
          <el-input v-model="addForm.username"></el-input>
        </el-form-item>
        <el-form-item label="用户密码" prop="password">
          <el-input v-model="addForm.password"></el-input>
        </el-form-item>
        <el-form-item label="用户邮箱" prop="email">
          <el-input v-model="addForm.email"></el-input>
        </el-form-item>
        <el-form-item label="电话号码" prop="mobile">
          <el-input v-model="addForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <!-- 底部按钮区域 -->
      <span slot="footer" class="dialog-footer">
        <el-button @click="adDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="adduser">确 定</el-button>
      </span>
    </el-dialog>
    <!-- 修改用户对话框 -->
    <el-dialog
      title="修改信息"
      :visible.sync="editDialogVisible"
      width="50%"
      @close="editDialogVisibleClosed"
    >
      <el-form
        :model="editForm"
        :rules="editFormRules"
        ref="editFormRef"
        label-width="80px"
      >
        <el-form-item label="用户名称" >
          <el-input v-model="editForm.username" disabled></el-input>
        </el-form-item>
        <el-form-item label="用户邮箱" prop="email">
          <el-input v-model="editForm.email"></el-input>
        </el-form-item>
        <el-form-item label="电话号码" prop="mobile">
          <el-input v-model="editForm.mobile"></el-input>
        </el-form-item>
      </el-form>
      <span slot="footer" class="dialog-footer">
        <el-button @click="editDialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="editUserInfo"
          >确 定</el-button
        >
      </span>
    </el-dialog>
    <!-- 分配角色 -->
    <el-dialog
  title="分配角色"
  :visible.sync="setroledialogVisible"
  width="50%" @close="closeclear">
  <div>
    <p>当前用户：{{userInfo.username}}</p>
    <p>当前角色：{{userInfo.role_name}}</p>
    <p>分配新角色：
      <el-select v-model="seelctroleid" placeholder="请选择">
    <el-option
      v-for="item in roleslist"
      :key="item.id"
      :label="item.roleName"
      :value="item.id">
    </el-option>
  </el-select>
    </p>
  </div>
  <span slot="footer" class="dialog-footer">
    <el-button @click="setroledialogVisible = false">取 消</el-button>
    <el-button type="primary" @click="setroleID">确 定</el-button>
  </span>
</el-dialog>
  </div>
</template>
<script>
export default {
  data() {
    //自定义验证规则
    //验证邮箱的规则
    var checkEmail = (rule, value, cb) => {
      const regEmail = /^[a-zA-Z0-9_-]+@[a-zA-Z0-9_-]+(\.[a-zA-Z0-9_-]+)+/
      if (regEmail.test(value)) {
        return cb()
      }
      //返回一个错误提示
      cb(new Error('请输入合法的邮箱'))
    }
    //验证手机号码的规则
    var checkMobile = (rule, value, cb) => {
      const regMobile =
        /^(0|86|17951)?(13[0-9]|15[0123456789]|17[[678]|18[0-9]|14[57])[0-9]{8}$/
      if (regMobile.test(value)) {
        return cb()
      }
      //返回一个错误提示
      cb(new Error('请输入合法的手机号码'))
    }
    return {
      //控制分配角色对话框显示
      setroledialogVisible:false,
      //需要被分配角色的信息
      userInfo:{},
      //所有角色数据列表
      roleslist:[],
      //选中的角色id值保存
      seelctroleid:'',
      //获取用户列表参数对象
      queryInfo: {
        query: '',
        //当前页
        pagenum: 1,
        //当前每页显示多少数据
        pagesize: 2,
      },
      userlist: [],
      total: 0,
      adDialogVisible: false,
      //添加用户的表单数据
      addForm: {
        username: '',
        password: '',
        email: '',
        mobile: '',
      },
      //添加表单验证规则对象
      addFoemRules: {
        username: [
          { required: true, message: '请输入用户名称', tigger: 'blur' },
          {
            min: 3,
            max: 10,
            message: '请输入长度在3到10个字符之间的用户名',
            tigger: 'blur',
          },
        ],
        password: [
          { required: true, message: '请输入用户密码', tigger: 'blur' },
          {
            min: 5,
            max: 15,
            message: '请输入5到15个字符之间的密码',
            tigger: 'blur',
          },
        ],
        email: [
          { required: true, message: '请输入用户邮箱', tigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '请输入9到15个字符之间的邮箱',
            tigger: 'blur',
          },
          { validator: checkEmail, tigger: 'blur' },
        ],
        mobile: [
          { required: true, message: '请输入电话号码', tigger: 'blur' },
          { min: 11, max: 11, message: '请11位电话号码', tigger: 'blur' },
          ,
          { validator: checkMobile, tigger: 'blur' },
        ],
      },
      //控制修改信息对话框的显示与隐藏
      editDialogVisible:false,
      //查询到的用户信息保存
      editForm:{},
      editFormRules:{
        email: [
          { required: true, message: '请输入用户邮箱', tigger: 'blur' },
          {
            min: 6,
            max: 15,
            message: '请输入9到15个字符之间的邮箱',
            tigger: 'blur',
          },
          { validator: checkEmail, tigger: 'blur' },
        ],
        mobile: [
          { required: true, message: '请输入电话号码', tigger: 'blur' },
          { min: 11, max: 11, message: '请11位电话号码', tigger: 'blur' },
          ,
          { validator: checkMobile, tigger: 'blur' },
        ],
      }
    }
  },
  created() {
    this.getUserlist()
  },
  methods: {
    async getUserlist() {
      const { data: res } = await this.$http.get('users', {
        params: this.queryInfo,
      })
      if (res.meta.status != 200) {
        return this.$message.error('获取用户列表失败')
      }
      this.userlist = res.data.users
      this.total = res.data.total
      console.log(res)
    },
    //监听pagesize改变
    handleSizeChange(newSize) {
      // console.log(newSize)
      this.queryInfo.pagesize = newSize
      this.getUserlist()
    },
    //监听页码值改变
    handleCurrentChange(newPage) {
      // console.log(newPage)
      this.queryInfo.pagenum = newPage
      this.getUserlist()
    },
    //监听状态栏改变
    async userStateChanged(userinfo) {
      console.log(userinfo)
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      )
      if (res.meta.status !== 200) {
        userinfo.mg_state = !userinfo.mg_state
        return this.$message.error('更新用户数据失败')
      }
      this.$message.success('更新用户数据成功')
    },
    //监听对话框关闭
    addDialogClosed() {
      this.$refs.addFormRef.resetFields()
    },
    //点击确定添加用户
    adduser() {
      this.$refs.addFormRef.validate(async (valid) => {
        if (!valid) return
        //可以发起请求
        const { data: res } = await this.$http.post('users', this.addForm)
        if (res.meta.status !== 201) {
          this.$message.error('添加用户失败')
        }
        this.$message.success('添加用户成功')
        //添加成功后关闭窗口
        this.adDialogVisible = false
        //重新获取刷新列表
        this.getUserlist()
      })
    },
    //展示编辑用户对话框
    async showEditDialog(id) {
        // console.log(id)
        this.editDialogVisible = true
       const {data:res} = await this.$http.get('users/' + id)
       if(res.meta.status !== 200){
           return this.$message.error('查询数据失败')
       }
        this.editForm = res.data
    },
    editDialogVisibleClosed(){
        this.$refs.editFormRef.resetFields()
    },
    //修改信息并提交
    editUserInfo(){
        this.$refs.editFormRef.validate(async valid => {
            if(!valid) return
            //若valid为true则发起真正的数据请求
           const {data:res} = await  this.$http.put('users/' + this.editForm.id,{email:this.
            editForm.email,mobile:this.editForm.mobile})
            if(res.meta.status !==200){
                return this.$message.error('更新用户信息失败')
            }
            this.$message.success('更新用户信息成功')
        //修改成功后关闭窗口
        this.editDialogVisible = false
        //重新获取刷新列表
        this.getUserlist()

        })
    },
    //删除用户操作事件
    async removeUserById(id){
        //弹框提示是否删除数据
     const confirmResult = await this.$confirm('此操作将永久删除该用户, 是否继续?', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        }).catch(err => err)
        //若点击确认删除，返回confirm字符串
        //若点击取消删除，返回cancel字符串
        if(confirmResult !== 'confirm'){
            return this.$message.info('已取消删除')
        }
       const {data:res} = await this.$http.delete('users/' + id)
       if(res.meta.status !==200){
           return this.$message.error('删除用户失败')
       }
       this.$message.success('成功删除用户')
       this.getUserlist()
    },
    async setrole(userInfo){
      this.userInfo=userInfo
      //在展示对话框前获取所有橘色列表
  const {data:res}=await this.$http.get('roles')
  if(res.meta.status !==200){
    return this.$message.error('获取角色列表失败')
  }
  this.roleslist = res.data
      this.setroledialogVisible = true
    },
    async setroleID(){
      if(!this.seelctroleid){
        return this.$message.error('请选择要分配的角色')
      }
     const{data:res}=await this.$http.put(`users/${this.userInfo.id}/role`
     ,{rid:this.seelctroleid})
     if(res.meta.status !==200){
       return this.$message.error('分配角色失败')
     }
     this.$message.success('分配角色成功')
     this.getUserlist()
     this.setroledialogVisible = false
  },
  //监听关闭窗口后清除之前选择的信息
  closeclear(){
    this.seelctroleid =''
    this.userInfo = ''
  }
  },
  
}
</script>
<style lang="less" scoped>
</style>